Home / 11,837.86-17,756.19-3,517.96

Finding the Fourth Proportional to 11,837.86, 17,756.19 and 3,517.96

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Solution

The fourth proportional to 11,837.86, 17,756.19 and 3,517.96 is: 5,276.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.86 : 17,756.19 = 3,517.96 : x
  2. Step 2: Convert to fraction form
    11,837.86/17,756.19 = 3,517.96/x
  3. Step 3: Cross multiply
    11,837.86x = 17,756.19 × 3,517.96
  4. Step 4: Simplify right side
    11,837.86x = 62,465,566.17
  5. Step 5: Solve for x
    x = 62,465,566.17/11,837.86
  6. Step 6: Final answer
    x = 5,276.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.